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www.johnsonandstarley.co.uk

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THESE INSTRUCTIONS SHOULD BE LEFT WITH THE USER 

AFTER INSTALLATION

The Benchmark Scheme

Johnson & Starley Ltd is a licensed member of the Benchmark Scheme 

which aims to improve the standards of installation and commissioning of domestic heating and hot water systems 

in the UK and to encourage regular servicing to optimise safety, efficiency and performance.

Benchmark is managed and promoted by the Heating and Hotwater Industry Council. For more information visit 

www.centralheating.co.uk

Please ensure that the installer has fully completed the Benchmark Checklist on the inside back pages of the 

installation instructions supplied with the product and that you have signed it to say that you have received a full 

and clear explanation of its operation. The installer is legally required to complete a commissioning checklist as a 

means of complying with the appropriate Building Regulations (England and Wales).

All installations must be notified to Local Area Building Control either directly or through a Competent Persons 

Scheme. A Building Regulations Compliance Certificate will then be issued to the customer who should, on receipt, 

write the Notification Number on the Benchmark Checklist.

This product should be serviced regularly to optimise its safety, efficiency and performance. The service engineer 

should complete the relevant Service Record on the Benchmark Checklist after each service.

The Benchmark Checklist will be required in the event of any warranty work and as supporting documentation 

relating to home improvements in the optional documents section of the Home Improvements.

In the interest of continuous development Johnson and Starley reserve the right to change specification without prior notice. 

Johnson and Starley prides itself on it’s ability to supply spare parts quickly and efficiently.

 CONTENTS

 

The Benchmark Scheme 

2

1  General Description 

3

2  Heater Compartment & Clearances 

4

3  Ventilation & Combustion Air 

4

4  Duct System 

5

Return Air

Warm Delivered Air

5  Installation Requirements 

6

Flues

Calculation Method for Flue Sizing

Electrical

Gas

6 Commissioning 

10

Preparation

System Balancing

Ignition of Pilot & Main Burner

Main Burner Pressure Test

Extinguishing of Pilot & Main Burner

Temperature Rise Check

Automatic Control Check

Safety Check

7   Instructions For User 

13

8 Maintenance 

14

Routine Maintenance

Burner & Control Assembly Removal

Burner & Control Assembly Cleaning

Main Injections Removal, Cleaning & Replacement

Pilot Burner, Thermocouple & Electrode Removal & Replacement

Multi-functional Control Removal

Piezo Unit Removal

Air Circulation Fan Removal & Cleaning

Electrical Assembly Removal

Electronic Module Removal (Modairflow only)

Transformer Removal (Modairflow only)

Time Control Removal

Fan Control, Limit Switch & Airflow Sensor Removal

Spillage Monitoring Device (TTB) Removal

Heat Exchanger Access

9  Defect Diagnosis 

18

10  Fault Finding 

20

11  Wiring Diagrams 

24

12  Functional Diagrams 

26

13 Dimensions 

28

14 Notes 

29

15  Short List of Spares 

30

16  Exploded Diagram 

31

17  Information & Ancillaries 

32

18  Code of Practice 

33

19  Benchmark Checklist 

34

Содержание 42-451-14

Страница 1: ...N G H O T W AT E R V E N T I L AT I O N HI SPEC J65 Warm Air Heater with Modairflow or Non Modairflow Control Hi Spec J65 G C No 42 451 14 These instructions are to be left with the User Publication...

Страница 2: ...ill be required in the event of any warranty work and as supporting documentation relating to home improvements in the optional documents section of the Home Improvements In the interest of continuous...

Страница 3: ...culating fan 3 Fuse s 4 Time control 5 Data plate 6 Limit switch 7 Multifunctional control 8 Pilot burner 9 Burner and Control Assembly 10 Gas connection 11 Airflow sensor Modairflow models 12 Fan Del...

Страница 4: ...on of BS 5864 provided that in addition all internal surfaces including the base are non combustible or lined with non combustible material This requirement is applicable only to dwellings of more tha...

Страница 5: ...guidelines in the British System Design Manual to suit the needs of its specific heating requirements and building layout The type of duct system i e radial extended plenum stepped should be installe...

Страница 6: ...istance can be achieved practicably by some means Where this is not practicable the existing flue system may be used providing there is no evidence of spillage from the old appliance see 5 1 9 above E...

Страница 7: ...ion Example A warm air unit with a 100 mm diameter flue spigot fitted with a pre fabricated flue system leading to a ridge tile in the loft refer Fig 2 From table 3 Kia Inlet resistance of actual flue...

Страница 8: ...Important Before installing the appliance carry out a visual check of the flue system as directed in the relevant section of BS5440 Pt 1 then check the flue performance as follows a Close all doors a...

Страница 9: ...nt gas supply pipe from the meter is to be preferred wherever possible When this is not possible the pipe must be capable of taking the complete input of the heater and all other gas appliances being...

Страница 10: ...luid sealing any leaks found 6 3 13 Allow the heater to operate for a minimum of 15 minutes to ensure stability 7 servicing The gas pipe should be so fitted and installed as to be durable substantial...

Страница 11: ...efore continuing 6 6 2 With the Main Burner operating continuously check that the temperature rise across heater is between 45o C 55o C setting the fan speed accordingly decrease fan speed to increase...

Страница 12: ...iance ON 6 8 9 Ignite the Main and Pilot Burners as detailed in sub para 6 3 1 to 6 3 5 6 8 10 Ensure that the Limit Switch operates indicated by the Main Burner extinguishing within 120 and 180 secon...

Страница 13: ...NCE IMPORTANT Ensure gas and electricity supplies are isolated before commencing any maintenance or replacement of components After completion of any maintenance always test for gas soundness and carr...

Страница 14: ...5 minutes to ensure stability and with the main burner lit ensure that the operation of Air Circulation fan does not affect the main burner flame profile 8 2 BURNERAND CONTROLASSEMBLY REMOVAL 8 2 1 En...

Страница 15: ...the Piezo retaining nut and remove the unit from its mounting bracket 8 7 3 Refitting or replacement is in reverse order 8 8 AIR CIRCULATINGFAN REMOVALAND CLEANING 8 8 1 Ensure that the electrical sup...

Страница 16: ...trol and remove by partially withdrawing the bottom of the Time Control and then lifting upwards 8 12 3 Disconnect the Time Control electrical connections from the integral terminal strip 8 12 4 Refit...

Страница 17: ...d In the event of heat exchangerreplacement being necessary contact Johnson and Starley Service Department 9 DEFECT DIAGNOSIS 9 1 IMPORTANT If an electrical defect occurs afterinstallation of the appl...

Страница 18: ...trical defect occurs afterinstallation of the appliance preliminary earth continuity polarity and resistance to earth checks should be carried out with a multimeter On completion of any maintenance fa...

Страница 19: ...ommended procedure Non MODAIRFLOW models j Pilot alight but main i Mains electrical supply not Check mains supply burner not igniting connected to heater ii Controls not demanding heat Check that time...

Страница 20: ...CHECKFORVOLT AGE ATFANLIVETO NEUTRAL MAIN BURNER ON BUT FAN NOT RUNNING Y REPLACEFAN DOES FAN START N BRIDGEOUT AIRFLOWSENSOR Y REPLACE AIRFLOWSENSOR REPLACE TRANSFORMER REPLACE MULTIFUNCTIONAL CONTRO...

Страница 21: ...230 V N Y N Y REPLACE FUSE N Y REPLACE MULTIFUNCTIONAL CONTROL SET CONTROLS CORRECTLY Y N CHECK POLARITY OF THERMISTA STAT CONNECTIONS Y IS POLARITY CORRECT N RECTIFY DEFECT Y BRIDGETHERMISTA STAT TER...

Страница 22: ...C CHECK TTB LIMIT SWITCH CONNECTIONS Y Y CHECKMAINBURNER PRESSURESETTINGS ARECORRECT SET TO CORRECT PRESSURE SETTING N Y SET FAN BALANCING SCREW Y DOES FAN SPEED UP N Y REPLACE ELECTRONIC MODULE REPL...

Страница 23: ...SENSOR Y DOES FAN STILL RUN REPLACE ELECTRONICS MODULE Y IS PILOT FLAME TOO BIG N Y ADJUST PILOT FLAME TO CORRECT SETTING REPLACE AIRFLOW SENSOR N MAIN BURNER ONLYFIRES FOR SHORT PERIODS DEFECT IS IN...

Страница 24: ...www johnsonandstarley co uk 24 11 WIRING DIAGRAMS Fig 5a MODAIRFLOW CIRCUIT DIAGRAM...

Страница 25: ...25 Sales Spares Replacement Help Line 01604 762881 Fig 5b Non MODAIRFLOW CIRCUIT DIAGRAM...

Страница 26: ...www johnsonandstarley co uk 26 12 FUNCTIONAL DIAGRAMS Fig 6a Non MODAIRFLOW FUNCTIONAL DIAGRAM...

Страница 27: ...27 Sales Spares Replacement Help Line 01604 762881 Fig 6b MODAIRFLOW FUNCTIONAL DIAGRAM...

Страница 28: ...www johnsonandstarley co uk 28 13 DIMENSIONS Fig 7 HI SPEC J65 DIMENSIONS...

Страница 29: ...29 Sales Spares Replacement Help Line 01604 762881 14 NOTES...

Страница 30: ...ss Lighting Injector Bray 1 or E02 423 1000 0705310 Cross Lighting Injector Stereomatic 1 20 E02 556 J652 0350005 Heat Exchanger exchange kit 1 21 395 945 1000 0700570 Piezo Unit 1 22 244 971 B300 070...

Страница 31: ...31 Sales Spares Replacement Help Line 01604 762881 16 EXPLODED DIAGRAM Fig 8 HI SPEC J65 EXPLODED DIAGRAM...

Страница 32: ...Adapter Kit PAK65 4 Return Air Kit RAK65 5 Cleanflow Electronic Air Cleaner CF 90H 6 Replacement Pads A0354X0357 Warm Air Heating fully complies with PART L OF THE BUILDING REGULATIONS by following t...

Страница 33: ...to the customer any remedial or improvement work identified during the course of commissioning or servicing work Refer to the manufacturer s helpline where assistance is needed Report product faults...

Страница 34: ...Automatic bypass system Fitted Not required Warm Air Unit Interlock Yes No If YES Volume Litres FOR WARM AIR HEATERS ONLY Has the system been balanced in accordance with the heater manufacture s instr...

Страница 35: ...Comments Signature SERVICE 05 Date Engineer name Company name Telephone No Operative ID No Comments Signature SERVICE 07 Date Engineer name Company name Telephone No Operative ID No Comments Signatur...

Страница 36: ...sales johnsonandstarley co uk marketing johnsonandstarley co uk Reception Customer Service 01604 762881 Fax 01604 767408 Anniversary 1922 2012 In the interest of continuous development Johnson Starley...

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